package com.prp.db.po;

import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.criterion.Example;

import com.prp.db.HibernateSessionFactory;
import com.prp.db.daoimpl.mysql.BaseHibernateDAO;
import com.prp.db.idao.IAuthenticationDAO;
import com.prp.db.po.Authentication;

/**
 * A data access object (DAO) providing persistence and search support for
 * Authentication entities. Transaction control of the save(), update() and
 * delete() operations can directly support Spring container-managed
 * transactions or they can be augmented to handle user-managed Spring
 * transactions. Each of these methods provides additional information for how
 * to configure it for the desired type of transaction control.
 * 
 * @see com.prp.db.po.Authentication
 * @author MyEclipse Persistence Tools
 */

public class AuthenticationDAO extends BaseHibernateDAO implements IAuthenticationDAO{
	private static final Log log = LogFactory.getLog(AuthenticationDAO.class);
	// property constants
	public static final String AUTH_CODE = "authCode";

	public void save(Authentication transientInstance) {
		log.debug("saving Authentication instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(Authentication persistentInstance) {
		log.debug("deleting Authentication instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public Authentication findById(java.lang.Integer id) {
		log.debug("getting Authentication instance with id: " + id);
		try {
			Authentication instance = (Authentication) getSession().get(
					"com.prp.db.po.Authentication", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(Authentication instance) {
		log.debug("finding Authentication instance by example");
		try {
			List results = getSession().createCriteria(
					"com.prp.db.po.Authentication").add(
					Example.create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding Authentication instance with property: "
				+ propertyName + ", value: " + value);
		try {
			String queryString = "from Authentication as model where model."
					+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByAuthCode(Object authCode) {
		return findByProperty(AUTH_CODE, authCode);
	}

	public List findAll() {
		log.debug("finding all Authentication instances");
		try {
			String queryString = "from Authentication";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public Authentication merge(Authentication detachedInstance) {
		log.debug("merging Authentication instance");
		try {
			Authentication result = (Authentication) getSession().merge(
					detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(Authentication instance) {
		log.debug("attaching dirty Authentication instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(Authentication instance) {
		log.debug("attaching clean Authentication instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
	
	public static void main(String[] args){
		AuthenticationDAO dao = new AuthenticationDAO();
		Authentication a = new Authentication(new Integer(2),"2");
		org.hibernate.Transaction tx = HibernateSessionFactory.getSession().beginTransaction();
		dao.save(a)
		;
		tx.commit();
	}
}